Pith Number

pith:VU7GYPA7

pith:2011:VU7GYPA7HNTEFI7UG3R7CVJIYL

not attested not anchored not stored refs pending

Probing the dynamics of dark energy with novel parametrizations

Jing-Zhe Ma, Xin Zhang

arxiv:1102.2671 v2 · 2011-02-14 · astro-ph.CO · gr-qc · hep-ph · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VU7GYPA7HNTEFI7UG3R7CVJIYL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

2 papers in Pith

Dark Energy in the DESI Era: A Brief Review of Evidence, Beyond-$\Lambda$CDM Interpretations, and Tensions

Probing the sensitivity of dark energy dynamics to equation of state parametrization flexibility

Receipt and verification

First computed	2026-05-18T02:03:11.510222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad3e6c3c1f3b6642a3f436e3f15528c2f92719482ed77fb68b3a355e057c89e3

Aliases

arxiv: 1102.2671 · arxiv_version: 1102.2671v2 · doi: 10.48550/arxiv.1102.2671 · pith_short_12: VU7GYPA7HNTE · pith_short_16: VU7GYPA7HNTEFI7U · pith_short_8: VU7GYPA7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VU7GYPA7HNTEFI7UG3R7CVJIYL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ad3e6c3c1f3b6642a3f436e3f15528c2f92719482ed77fb68b3a355e057c89e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b0bb83d3d7d1fca0b7a835fda8d69e876ee9bb263621ae419f7c4788744bbc7",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-02-14T04:11:49Z",
    "title_canon_sha256": "adf752c322edd012efee723668f00334034a37c58680aa76a92b4218d1be20cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2671",
    "kind": "arxiv",
    "version": 2
  }
}